Finding the Fourth Proportional to 9,822,870.80, 14,736,306.36 and 4,143,116.24
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Solution
The fourth proportional to 9,822,870.80, 14,736,306.36 and 4,143,116.24 is: 6,215,517.99
Step by Step Solution
- Step 1: Write the proportion equation
9,822,870.80 : 14,736,306.36 = 4,143,116.24 : x - Step 2: Convert to fraction form
9,822,870.80/14,736,306.36 = 4,143,116.24/x - Step 3: Cross multiply
9,822,870.80x = 14,736,306.36 × 4,143,116.24 - Step 4: Simplify right side
9,822,870.80x = 61,054,230,197,731.29 - Step 5: Solve for x
x = 61,054,230,197,731.29/9,822,870.80 - Step 6: Final answer
x = 6,215,517.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.